WCNA 試験問題を無料オンラインアクセス

Time reference packets are permanently given a timestamp of 00:00:00. When you close and reopen the trace filethe time reference information is retained.

• A.True
• B.False

RTP provides transport functions for real-time data such as audio, video or simul-ation data overmulticast or unicast network services.

• A.True
• B.False

Port resolution can use the TCP/IP stack services file to determine the correct destination port to use in the TCP or UDP header.

• A.True
• B.False

IP routers strip off the MAC header of incoming packets and apply a new MAC header before forwarding the packet onto the next network.

• A.True
• B.False

Some ICMP packets include portions of the original packet that triggered the ICMP response.

• A.True
• B.False